Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	22.42	22.52	22.41	22.46	43,528	+0.09(+0.41%)
Mar 29, 2012	22.23	22.37	22.16	22.37	108,852	+0.06(+0.27%)
Mar 28, 2012	22.32	22.34	22.23	22.31	32,561	-0.08(-0.38%)
Mar 27, 2012	22.47	22.49	22.38	22.39	113,034	-0.03(-0.14%)
Mar 26, 2012	22.35	22.42	22.33	22.42	47,050	+0.14(+0.64%)
Mar 23, 2012	22.22	22.28	22.14	22.28	43,598	+0.00(+0.01%)
Mar 22, 2012	22.17	22.29	22.17	22.28	70,447	-0.02(-0.08%)
Mar 21, 2012	22.27	22.34	22.23	22.29	23,481	+0.04(+0.18%)
Mar 20, 2012	22.16	22.28	22.16	22.25	31,535	-0.01(-0.04%)
Mar 19, 2012	22.20	22.29	22.19	22.26	129,298	+0.06(+0.29%)
Mar 16, 2012	22.29	22.31	22.20	22.20	39,219	-0.09(-0.39%)
Mar 15, 2012	22.21	22.29	22.17	22.29	53,909	+0.09(+0.41%)
Mar 14, 2012	22.27	22.30	22.17	22.20	45,207	-0.07(-0.33%)
Mar 13, 2012	22.12	22.28	22.10	22.27	35,389	+0.25(+1.14%)
Mar 12, 2012	22.02	22.04	21.99	22.02	23,818	+0.04(+0.19%)
Mar 09, 2012	21.87	21.99	21.87	21.98	56,748	+0.08(+0.36%)
Mar 08, 2012	21.76	21.91	21.76	21.90	25,484	+0.22(+1.02%)
Mar 07, 2012	21.65	21.70	21.59	21.68	76,670	+0.06(+0.26%)
Mar 06, 2012	21.79	21.79	21.59	21.62	123,633	-0.30(-1.39%)
Mar 05, 2012	21.88	21.95	21.85	21.92	34,473	-0.00(-0.01%)
Mar 02, 2012	21.93	21.97	21.88	21.93	780,393	-0.01(-0.03%)
Mar 01, 2012	21.90	21.96	21.88	21.93	229,572	+0.08(+0.35%)
Feb 29, 2012	21.88	21.94	21.83	21.86	51,391	+0.01(+0.04%)
Feb 28, 2012	21.80	21.85	21.78	21.85	50,826	+0.04(+0.19%)
Feb 27, 2012	21.67	21.86	21.63	21.81	51,758	+0.04(+0.18%)
Feb 24, 2012	21.76	21.82	21.76	21.77	47,683	+0.02(+0.11%)
Feb 23, 2012	21.64	21.77	21.59	21.74	173,921	+0.11(+0.49%)
Feb 22, 2012	21.63	21.67	21.61	21.64	35,749	-0.04(-0.18%)
Feb 21, 2012	21.75	21.77	21.64	21.68	46,229	-0.05(-0.24%)
Feb 17, 2012	21.78	21.80	21.71	21.73	457,833	+0.01(+0.04%)
Feb 16, 2012	21.50	21.74	21.50	21.72	40,620	+0.21(+0.98%)
Feb 15, 2012	21.58	21.66	21.49	21.51	44,437	-0.05(-0.25%)
Feb 14, 2012	21.48	21.56	21.44	21.56	52,779	+0.05(+0.25%)
Feb 13, 2012	21.47	21.54	21.45	21.51	69,750	+0.15(+0.68%)
Feb 10, 2012	21.37	21.37	21.30	21.36	55,139	-0.14(-0.63%)
Feb 09, 2012	21.41	21.51	21.34	21.50	52,713	+0.09(+0.41%)
Feb 08, 2012	21.44	21.50	21.34	21.41	250,767	+0.00(+0.00%)
Feb 07, 2012	21.34	21.46	21.33	21.41	44,186	+0.05(+0.25%)
Feb 06, 2012	21.29	21.38	21.27	21.36	49,626	+0.02(+0.07%)
Feb 03, 2012	21.33	21.40	21.27	21.34	38,796	+0.19(+0.90%)
Feb 02, 2012	21.16	21.17	21.10	21.15	131,235	+0.08(+0.39%)
Feb 01, 2012	21.02	21.16	21.02	21.07	109,267	+0.15(+0.74%)
Jan 31, 2012	21.03	21.03	20.84	20.91	136,899	+0.02(+0.07%)
Jan 30, 2012	20.80	20.96	20.80	20.90	1,177,658	-0.11(-0.51%)
Jan 27, 2012	21.01	21.10	20.94	21.01	101,441	-0.13(-0.62%)
Jan 26, 2012	21.31	21.34	21.10	21.14	73,035	-0.13(-0.63%)
Jan 25, 2012	20.94	21.27	20.94	21.27	155,615	+0.29(+1.37%)
Jan 24, 2012	20.91	20.99	20.87	20.98	124,013	-0.01(-0.04%)
Jan 23, 2012	21.01	21.06	20.91	20.99	77,133	-0.07(-0.33%)
Jan 20, 2012	21.06	21.07	20.95	21.06	57,406	+0.01(+0.03%)
Jan 19, 2012	21.05	21.10	20.96	21.06	107,875	+0.03(+0.15%)
Jan 18, 2012	20.89	21.04	20.87	21.03	67,602	+0.11(+0.51%)
Jan 17, 2012	20.99	21.06	20.90	20.92	81,598	+0.07(+0.35%)
Jan 13, 2012	20.86	20.87	20.74	20.85	215,834	-0.09(-0.43%)
Jan 12, 2012	20.95	20.96	20.81	20.94	323,293	+0.07(+0.32%)
Jan 11, 2012	20.90	20.91	20.82	20.87	176,188	-0.10(-0.46%)
Jan 10, 2012	20.99	21.00	20.92	20.97	61,183	+0.14(+0.68%)
Jan 09, 2012	20.84	20.85	20.78	20.83	38,142	+0.05(+0.25%)
Jan 06, 2012	20.90	20.90	20.74	20.78	189,375	-0.11(-0.52%)
Jan 05, 2012	20.70	20.90	20.70	20.88	86,681	+0.08(+0.38%)

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